A5424612
MagnesonⅠ , High -pure level, 90% , 74-39-5
Synonym(s):
4-(4-Nitrophenylazo)-resorcinol;Azoviolet;Magneson I
CAS NO.:74-39-5
Empirical Formula: C12H9N3O4
Molecular Weight: 259.22
MDL number: MFCD00007310
EINECS: 200-808-5
Pack Size | Price | Stock | Quantity |
5g | RMB48.00 | In Stock |
|
25G | RMB188.80 | In Stock |
|
100G | RMB412.00 | In Stock |
|
others | Enquire |
Update time: 2022-07-08
PRODUCT Properties
Melting point: | 195-200 °C (dec.)(lit.) |
Boiling point: | 402.47°C (rough estimate) |
Density | 1.3450 (rough estimate) |
refractive index | 1.5700 (estimate) |
storage temp. | Store below +30°C. |
form | Powder |
pka | 8.05±0.35(Predicted) |
color | Orange-red to red |
Odor | Odorless |
Water Solubility | Soluble in dilute sodium hydroxide. Insoluble in water. |
Merck | 14,5695 |
BRN | 674709 |
Stability: | Stable. Incompatible with strong oxidizing agents, strong bases. |
CAS DataBase Reference | 74-39-5(CAS DataBase Reference) |
EPA Substance Registry System | 1,3-Benzenediol, 4-[(4-nitrophenyl)azo]- (74-39-5) |
Description and Uses
4-(4-Nitrophenyl)azoresorcinol is used for the detection of magnesium with which it yields a bright blue color in alkaline solution and it also used to determine molybdenum with which it forms a red-violet complex: Nikitina, Andrianova, C.A. 75, 136789v (1971).
Safety
Symbol(GHS) | GHS07 |
Signal word | Warning |
Hazard statements | H315-H319-H335 |
Precautionary statements | P261-P280a-P304+P340-P305+P351+P338-P405-P501a |
Hazard Codes | Xi |
Risk Statements | 36/38 |
Safety Statements | 26-36 |
WGK Germany | 3 |
RTECS | VH2810000 |
TSCA | Yes |
HS Code | 29270000 |